diff --git a/pkgs/applications/editors/kakoune/plugins/kak-buffers.nix b/pkgs/applications/editors/kakoune/plugins/kak-buffers.nix
index 9db9d4fab734..7075ae3ef0a3 100644
--- a/pkgs/applications/editors/kakoune/plugins/kak-buffers.nix
+++ b/pkgs/applications/editors/kakoune/plugins/kak-buffers.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub }:
+{ stdenv, fetchFromGitHub, lib }:
 stdenv.mkDerivation {
   name = "kak-buffers";
   version = "2019-04-03";